Furnace Installation and Replacement in Georgetown, TX
Georgetown HVAC Services handles furnace installation in Georgetown, TX, from the first load calculation to the final walkthrough. Every installation estimate is free, and every system gets a Manual J calculation. Call (737) 221-4420 to compare your heating options.
Three Ways to Heat, Side by Side
Most replacement talks start with one question: which heat source fits this property? A gas furnace, an electric furnace and a heat pump all warm a home well. They differ in fuel, equipment and upkeep.
| Point of comparison | Gas furnace | Electric furnace | Heat pump |
|---|---|---|---|
| How it makes heat | Burns gas in a sealed chamber | Warms air across electric elements | Moves heat from outdoor air indoors |
| Energy source | Natural gas or propane | Electricity | Electricity |
| Efficiency rating | AFUE | AFUE | HSPF2 for heating |
| Venting | Flue required | No flue | No flue |
| Also cools the home | No, pairs with an AC | No, pairs with an AC | Yes, one system does both |
| Often suits | Properties with gas service | Properties without gas service | Owners replacing heating and cooling together |
| Worth weighing | Gas line and flue condition | Higher electricity use for heat | Backup heat during hard cold |
No option wins every time. Your existing fuel, ductwork, electrical capacity and budget all shape the answer. A heat pump also replaces your air conditioner, so it changes the cooling decision too.
AFUE in Plain Words
AFUE stands for Annual Fuel Utilization Efficiency. It tells you how much of a furnace's fuel becomes usable heat over a season.
Take a rating of 90 as an example. Roughly 90 percent of the fuel's energy heats the home, and the rest leaves through the vent.
A higher rating means less fuel for the same heat. It does not mean a stronger furnace, and it says nothing about comfort or sizing.
Higher-efficiency gas furnaces often need different venting and a drain for condensation. Those changes can affect the installation, so we check them during the estimate.
Central Texas summers regularly pass 95 degrees F, and winters are mild with occasional cold snaps. A furnace with fewer running hours may take longer to repay a higher-efficiency upgrade. We lay out that tradeoff plainly, and the choice stays yours.
Is Replacement the Right Call?
An old furnace does not automatically need replacing. Sometimes a focused furnace repair restores reliable heat for much less disruption.
Replacement makes more sense in other situations. Repeated breakdowns, hard-to-find parts or a damaged heat exchanger can tip the decision.
Georgetown HVAC Services gives honest repair-or-replace advice either way. We will not push a new system when a repair makes sense.
Sizing Comes Before the Model
We run a Manual J load calculation on every installation. Manual J is a standard method for working out how much heating and cooling a building needs.
The old furnace's label is not a sizing method, and neither is square footage alone. The old unit may have been the wrong size from the start.
A load calculation looks at the features that affect heat loss:
- Floor area and ceiling height
- Insulation levels in walls and attics
- Window size, type and direction
- Air leakage through the building
- Duct location and condition
Size matters in both directions. An oversized furnace can reach temperature quickly, shut off, and start again too often. An undersized furnace can run for long stretches and still fall behind on a cold night.

How Good, Better and Best Differ
Every new system quote includes good, better and best options. The exact models depend on your load and your property, so these descriptions stay general.
- Good: A dependable furnace that meets the calculated load with straightforward features. Burners and blower often run at a single speed.
- Better: A step up in comfort, often with two-stage heat. Lower-stage operation can mean longer, quieter cycles and steadier room temperatures.
- Best: Stronger efficiency or finer control, such as a variable-speed blower. Some of these furnaces need venting changes.
The highest tier is not always the right one. We show you the differences and leave the decision with you.
We are a Bryant dealer, and our brand specialties are Carrier, Lennox and American Standard. We also install Daikin, Goodman, Rheem and Trane equipment.
What Shapes Your Installation Quote
We price each furnace installation after we see the property. A written flat-rate quote then covers the work before anything starts. These factors usually move the number:
- The calculated capacity and the efficiency rating you choose
- A change of fuel, such as moving from electric to gas
- Flue, drain or gas line changes
- The furnace location and the access around it
- Duct changes needed to carry the airflow
- A new thermostat, such as a Nest, ecobee or Honeywell model
Financing is available for new systems and major upgrades. Our HVAC financing runs through third-party lenders, for qualifying customers. The estimate comes first, so you can review the price before you apply.
Closets, Attics and Old Ducts
The furnace location shapes the whole job. A closet install must respect the space around the unit and its venting. An attic install adds access and a longer path for parts and tools.

A new furnace also inherits the ductwork already in place. Leaks or crushed runs can undercut a well-sized system. Our air duct services can address those problems when the estimate reveals them.
Light-commercial property owners get the same steps as homeowners. The load calculation, written quote and option tiers all still apply.
Before We Leave
We check airflow and temperature split, then watch the furnace run through a cycle.
Then we walk you through the new system. You will see the thermostat, the filter location and the switch that controls the unit.
Arthur Thomas owns Georgetown HVAC Services and leads our technicians, with 15 years of hands-on HVAC experience. We are family-owned, licensed and insured under Texas TDLR license TACLA142610C.
We work across ZIP codes 78626, 78628 and 78633. Our service area includes Rancho Siena, La Conterra, Escalera and Churchill Farms, plus nearby Leander and Cedar Park.
Frequently asked questions
How do I choose between a gas furnace, an electric furnace and a heat pump?
Start with what the property already has, since gas service, electrical capacity and ductwork often narrow the choice. Then consider whether your air conditioner also needs replacing, because a heat pump handles both jobs. We walk through these points during a free estimate and put the options in writing.
What AFUE rating should I look for?
The right rating depends on how much your furnace will run and what the upgrade requires. A higher AFUE uses less fuel for the same heat, but it may need extra venting and drain work. We compare the tiers in your quote, so you can weigh efficiency against the added work.
What is a Manual J calculation?
Manual J is a standard method for working out the heating and cooling a building needs. It considers floor area, insulation, windows, air leakage and ducts. We run one on every installation, and the result guides the capacity we recommend for your property.
Is the furnace estimate really free?
Yes, Georgetown HVAC Services offers free estimates on installations and replacement quotes. We review the existing setup, calculate the load and give you good, better and best options on a written flat-rate quote. You can take time to compare them, and we will not pressure you to decide.
Can I finance a new furnace?
Financing is available for new systems and major upgrades through third-party lenders, for qualifying customers. The lender sets the approval and the terms, so we do not quote those on this site. We give you the written estimate first, and you can then decide whether financing makes sense.
Can a new furnace use my existing ductwork?
Often it can, but we check first, because ducts must carry the airflow the new furnace needs. Leaks or crushed runs can waste that air, so we look at duct location and condition during the estimate. Any needed changes appear in the written quote before any work starts.
Compare Your Furnace Options for Free
Call Georgetown HVAC Services at (737) 221-4420 to schedule a free estimate. We will size your system with Manual J and write down three options.